Taro Nomura

Studies on the constituents of asclepiadaceae plants XIII. ☆: Epimerization at C-17 and optical rotatory dispersion study of C/D CIS pregnane-20-one derivatives

ON THE STRUCTURE OF METAPLEXIGENIN AND BENZOYLRAMANONE.

Studies on the Constituents of Asclepiadaceae Plants. XVI. On the Components of Metaplexis japonica MAKINO. III. The Structure of benzoylramanone.

Studies on the Constituents of Asclepiadaceae Plants. XIX. Components of Metaplexis japonica MAKINO. IV.

Constituents of Asclepiadaceae Plants. XVII. Components of Cynanchum wilfordi HEMSLEY

Studies on the Constituents of Asclepiadaceae Plants. XVIII. Components of Cynanchum paniculatum KITAGAWA

Components of Metaplexis japonica MAKINO

Studies on the Constituents of Asclepiadaceae Plants. XIV. Structure of Tomentogenin

On the Structure of Pergularin

Studies on the Constituents of Asclepiadaceae Plants. XLV. On the Components of Metaplexis japonica MAKINO. VI. The Structures of 7-Oxygenated-Pregnane Derivatives